Install everything with a `j' prefix, including all manpages.
$OpenBSD: patch-Makefile_comm,v 1.2 2010/05/09 21:26:54 robert Exp $
--- Makefile.comm.orig	Tue Jun 27 13:08:27 1995
+++ Makefile.comm	Sun May  9 22:33:01 2010
@@ -44,7 +44,7 @@ MOSTLYCLEANFILES=$(MANCLEAN) $(PROG) $(OBJS) $(GENSRCS
 CLEANFILES=$(LIBCLEAN)
 DISTCLEANFILES=TAGS Makefile
 REALCLEANFILES=$(YTABC) $(YTABH)
-NAMEPREFIX=
+NAMEPREFIX=j
 HDRS=
 MANPAGES=$(MAN1) $(MAN5) $(MAN7)
 MANCLEAN=$(MANPAGES)
@@ -144,7 +144,7 @@ install_man:
 	-test -d $(man5dir) || mkdir $(man5dir)
 	@-pages="$(MAN5)"; \
 	for p in $$pages; do \
-	 target=$(man5dir)/`basename $$p .n`.$(man5ext); \
+	 target=$(man5dir)/$(NAMEPREFIX)`basename $$p .n`.$(man5ext); \
 	 rm -f $$target; \
 	 echo $(INSTALL_DATA) $$p $$target; \
 	 $(INSTALL_DATA) $$p $$target; \
@@ -152,7 +152,7 @@ install_man:
 	-test -d $(man7dir) || mkdir $(man7dir)
 	@-pages="$(MAN7)"; \
 	for p in $$pages; do \
-	 target=$(man7dir)/`basename $$p .n`.$(man7ext); \
+	 target=$(man7dir)/$(NAMEPREFIX)`basename $$p .n`.$(man7ext); \
 	 rm -f $$target; \
 	 echo $(INSTALL_DATA) $$p $$target; \
 	 $(INSTALL_DATA) $$p $$target; \
